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Test Code PTN Dilantin® (Phenytoin), Serum

Specimen Requirements

Container/Tube: Gold top tube(s)

Specimen Volume: 1 mL of serum

Collection Instructions: Draw blood just prior to next dose.

Note: Label specimen appropriately.

Specimen Transport Temperature

Ambient

Performing Laboratory

The Valley Hospital

Reference Values

Therapeutic concentration: 10-20 µg/mL

Test Classification and CPT Coding

80185